Mooring buoy



FIG. 1 is a top, front perspective view of a mooring buoy showing our new, original and ornamental design;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof; and,

FIG. 4 is a bottom view thereof.

The broken lines depict unclaimed environmental subject matter. 

The ornamental design for a mooring buoy, substantially as shown and described. 